eazy
Past Continuous
was / were + Ving
Past Perfect
had + V3(ed)
Past Perfect Continuous
had + been + Ving
Я прождал два часа прежде чем вы пришли!
I was waiting for 2 hours before you arrived!
I had been waiting for 2 hours before you arrived!
I waited for 2 hours before you had arrived!
I had been waiting for 2 hours before you arrived!
(PaPerCo + PaSi)
Он уже ушел когда позвонила Джейн.
He had left when Jane called.
He left when Jane had called.
He had been leaving when Jane called.
He had left when Jane called.
(PaPer + PaSi)
Том опоздал на обед потому что играл с утра.
Tom had been late for lunch because he was playing since morning.
Tom was late for lunch because he played since morning.
Tom was late for lunch because he had been playing since morning.
Tom was late for lunch because he had been playing since morning.
(PaSi + PaPerCo)
Sarah had a terrible headache because ..
your option
Sarah had a terrible headache because she hadn't slept all night.
(PaSi + PaPer)
Our teacher was angry because ..
your option
Our teacher was angry because we had broken the window.
(PaSi + PaPer)
.. because he had failed his tests.
your option
Sam took a year gap because he had failed his tests.
(PaSi + PaPer)